https://www.ithome.com/0/133/915.htm
Push 3KB chunks
，详情可参考体育直播
You look at a region of the image. If all the pixels are roughly the same color (below some threshold), you store the average color for the whole region as a single value. If the pixels vary too much, you split the region into four quadrants and try again.
Continue reading...，详情可参考51吃瓜
Фото: Evelyn Hockstein / Reuters，推荐阅读体育直播获取更多信息
func (opt *Option) ArgUintVar(val *uint) error